sharpened的音标：sharpened的英式发音音标为：['ʃɑ:pənd]sharpened的美式发音音标为：['ʃɑpənd]...

v.（使）提高( sharpen的过去式和过去分词 )，（使声音）变得尖锐，（使）变得更好（或技术更高、更有效等），（使）变得锋利...

The case of Harris has sharpened the debate over capital punishment.哈里斯案激化了人们对死刑的争论。With urbanisation the antagonism between rich and poor sharpened.伴随着城市化的推进，贫富间的对立情绪也加剧了。Her gaze sharpened, as if she had seen something...

Discipline has sharpened them up.纪律使他们更有效率了。The case of Harris has sharpened the debate over capital punishment.哈里斯案激化了人们对死刑的争论。Knives can be sharpened by grinding them against a rough stone.刀能在一块粗石上磨快。...sharpened penci...